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MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy - Medium & High Operating Pressure Differential Gauges
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges

MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 142. It features a diaphragm sensor, an aluminum housing, and a gauge accuracy of…

SKU 3G-OTH-175145

Also listed as: 142AA00OO25H · 142 AA 00 OO 25H

Brand
MIDWEST INSTRUMENT
Item
Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy
Category
Medium & High Operating Pressure Differential Gauges
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
142-AA-00-OO-25H
Series
142
Type
±3-2-3% Gauge Accuracy, 142
NPT Female
1/4 in
Sensor Type
Diaphragm
Gauge Accuracy
±3-2-3%
Housing Material
Aluminum
Certificate of Calibration
Not Included

Technical Documents

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MIDWEST INSTRUMENT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 142. It features a diaphragm sensor, an aluminum housing, and a gauge accuracy of ±3-2-3%. The product has a 1/4 in NPT Female connection and is identified by manufacturer part number 142-AA-00-OO-25H. A certificate of calibration is not included.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 142 differential pressure gauge used for?

The MIDWEST INSTRUMENT Series 142 differential pressure gauge measures pressure differences in medium and high operating pressure systems. It is commonly used in industrial filtration, pump monitoring, and HVAC applications where a diaphragm sensor and ±3-2-3% accuracy are required.

What are the specifications of the MIDWEST INSTRUMENT 142-AA-00-OO-25H?

The MIDWEST INSTRUMENT 142-AA-00-OO-25H is a differential pressure gauge with a diaphragm sensor, aluminum housing, and ±3-2-3% gauge accuracy. It has a 1/4 in NPT Female back connection and does not include a certificate of calibration.

Where to buy the MIDWEST INSTRUMENT 142 differential pressure gauge worldwide?

3G Electric supplies the MIDWEST INSTRUMENT Series 142 differential pressure gauge to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct part for your industrial application.

How to install a MIDWEST INSTRUMENT 142 differential pressure gauge?

Install the MIDWEST INSTRUMENT 142 gauge by connecting the 1/4 in NPT Female ports to the process lines, ensuring proper sealing with thread tape. Mount the gauge securely and verify zero calibration before pressurizing the system.

Used in

Common applications for MIDWEST INSTRUMENT
Filter monitoring in industrial water treatment — MIDWEST INSTRUMENT 522 series 3-color differential pressure indicators
Flow measurement in chemical processing — MIDWEST INSTRUMENT Series 120 piston-type differential pressure gauges
Liquid level indication in oil and gas storage tanks — MIDWEST INSTRUMENT Model 142 diaphragm-type differential pressure gauges
HVAC system filter condition monitoring — MIDWEST INSTRUMENT Series 130 differential pressure gauges with glass-reinforced plastic housing
Pump differential pressure monitoring in industrial plants — MIDWEST INSTRUMENT 522 series indicators with switch for alarm output

MIDWEST INSTRUMENT Products

3G Electric supplies MIDWEST INSTRUMENT medium & high operating pressure differential gauges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This differential pressure gauge from the Series 142 uses a diaphragm sensor to measure pressure differences in fluid or gas systems. It features an aluminum housing, 1/4 in NPT female back connections, and a gauge accuracy of ±3-2-3%. Suitable for medium to high operating pressure applications such as filtration monitoring and flow measurement
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 uses a diaphragm sensor to measure pressure differences in fluid or gas systems. It features an aluminum housing, 1/4 in NPT female back connections, and a gauge accuracy of ±3-2-3%. Suitable for medium to high operating pressure applications such as filtration monitoring and flow measurement
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-30H)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-30H)
This differential pressure gauge from the Series 142 uses a diaphragm sensor to measure pressure differences in medium and high operating pressure systems. It has a 1/4 in NPT female back connection, an aluminum housing, and a gauge accuracy of ±3-2-3%. Typical applications include monitoring filter condition, flow measurement, and level indication in industrial processes
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 uses a diaphragm sensor to measure pressure differences in medium and high operating pressure systems. It has a 1/4 in NPT female back connection, an aluminum housing, and a gauge accuracy of ±3-2-3%. Typical applications include monitoring filter condition, flow measurement, and level indication in industrial processes
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-5P)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 142 (MPN 142-AA-00-OO-5P)
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It offers ±3-2-3% gauge accuracy and has a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used for filter monitoring, flow measurement, and level indication in industrial processes
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It offers ±3-2-3% gauge accuracy and has a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used for filter monitoring, flow measurement, and level indication in industrial processes
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT female back connection and provides ±3-2-3% gauge accuracy. Typical applications include measuring pressure differences in fluid or gas systems for filtration monitoring, pump performance, and flow measurement
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT female back connection and provides ±3-2-3% gauge accuracy. Typical applications include measuring pressure differences in fluid or gas systems for filtration monitoring, pump performance, and flow measurement

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This differential pressure gauge from the Model 142 series features a diaphragm sensor and a 316 stainless steel housing for corrosion resistance. It has a 2 1/2 in dial and a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, commonly used in industrial filtration, pump monitoring, and flow measurement applications. Certificate of calibration not included
MIDWEST INSTRUMENT
This differential pressure gauge from the Model 142 series features a diaphragm sensor and a 316 stainless steel housing for corrosion resistance. It has a 2 1/2 in dial and a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, commonly used in industrial filtration, pump monitoring, and flow measurement applications. Certificate of calibration not included
This differential pressure gauge from the Series 120 uses a piston sensor and has a gauge accuracy of ±3-2-3%. The housing is made of 316L stainless steel, and the connections are 1/4 in NPT female. It is suited for measuring pressure differences in medium and high operating pressure systems, commonly used in filtration, flow monitoring, and liquid level applications
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This differential pressure gauge from the Series 120 uses a piston sensor and has a gauge accuracy of ±3-2-3%. The housing is made of 316L stainless steel, and the connections are 1/4 in NPT female. It is suited for measuring pressure differences in medium and high operating pressure systems, commonly used in filtration, flow monitoring, and liquid level applications
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT Female connection and offers ±3-2-3% gauge accuracy. Suitable for measuring pressure differences in medium and high operating pressure systems, such as in HVAC, filtration, and process monitoring
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT Female connection and offers ±3-2-3% gauge accuracy. Suitable for measuring pressure differences in medium and high operating pressure systems, such as in HVAC, filtration, and process monitoring
Piston-type differential pressure gauge for medium and high operating pressure systems. Features 1/4 in NPT female back connections, ±3-2-3% gauge accuracy, and 316L stainless steel housing. Suitable for filtration monitoring, pump performance checks, and flow measurement in industrial processes. Certificate of calibration not included
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Piston-type differential pressure gauge for medium and high operating pressure systems. Features 1/4 in NPT female back connections, ±3-2-3% gauge accuracy, and 316L stainless steel housing. Suitable for filtration monitoring, pump performance checks, and flow measurement in industrial processes. Certificate of calibration not included
This differential pressure gauge from the Model 142 series features a diaphragm sensor and aluminum housing. It has a 4 1/2 in dial and a 1/4 in NPT Female back connection. Designed for medium and high operating pressure systems, it is suitable for applications such as industrial filtration, pump monitoring, and HVAC. Certificate of calibration is not included
MIDWEST INSTRUMENT
This differential pressure gauge from the Model 142 series features a diaphragm sensor and aluminum housing. It has a 4 1/2 in dial and a 1/4 in NPT Female back connection. Designed for medium and high operating pressure systems, it is suitable for applications such as industrial filtration, pump monitoring, and HVAC. Certificate of calibration is not included
This differential pressure gauge from the Series 120 is designed for medium and high operating pressure systems. It features a piston sensor type and a 316L stainless steel housing, with ±3-2-3% gauge accuracy. The 1/4 in NPT female back connection allows for installation in filtration, flow monitoring, and pump applications
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 120 is designed for medium and high operating pressure systems. It features a piston sensor type and a 316L stainless steel housing, with ±3-2-3% gauge accuracy. The 1/4 in NPT female back connection allows for installation in filtration, flow monitoring, and pump applications
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT female back connection and provides ±3-2-3% gauge accuracy. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used in HVAC, filtration, and process control applications. Certificate of calibration is not included
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It has a 1/4 in NPT female back connection and provides ±3-2-3% gauge accuracy. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used in HVAC, filtration, and process control applications. Certificate of calibration is not included
This differential pressure gauge from the Series 120 features a piston sensor and ±3-2-3% gauge accuracy. The 316L stainless steel housing and 1/4 in NPT female connection suit medium to high operating pressure systems. Typical applications include filtration monitoring, flow measurement, and pump control in industrial processes
MIDWEST INSTRUMENT
This differential pressure gauge from the Series 120 features a piston sensor and ±3-2-3% gauge accuracy. The 316L stainless steel housing and 1/4 in NPT female connection suit medium to high operating pressure systems. Typical applications include filtration monitoring, flow measurement, and pump control in industrial processes